Cankles-McJeggings
You’ve grasped the concept, smooth brain. Well done. The rehydration tablets/sachets whatever, provide, presumably that bit extra that isn’t simply ‘water’. Try them, plus 2 codeine tablets instead of paracetamol.
After a bit of a session, pop the chip pan on as well for a late night treat and you get yourself on the comfy sofa for a decent smoke.